HTML5

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Title of the document</title>
</head>

<body>
Content of the document......
</body>

</html>

HTML5 Browser Support

HTML5 is supported in all modern browsers.
In addition, all browsers, old and new, automatically handle unrecognized elements as inline elements.
You can "teach" older browsers to handle "unknown" HTML elements.

Related concepts

HTML

→

HTML5

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The <!DOCTYPE> Declaration: <!DOCTYPE> for HTML5
Empty HTML Elements
HTML Tags: Use Lowercase Tags
<picture>
HTML Layout Elements
<section>
HTML Documents: Omitting <html>, <head> and <body>
<meta>: Setting The Viewport
HTML5 <datalist>
HTML5 <output>
HTML5 Input Types
HTML5 Input Attributes
HTML5 Elements
HTML Graphics
HTML Media: Browser Support
<video>
<audio>
Semantic Elements
<bdi>
<dialog>
HTML5: HTML5 Browser Support
HTML5 Browser Support: Define Semantic Elements as Block Elements
HTML5 Browser Support: Problem With Internet Explorer 8
Problem With Internet Explorer 8: Syntax For HTML5Shiv
Geolocation
Drag and Drop
Web Storage
HTML5 APIs

HTML5

HTML5

HTML5 Browser Support

Related concepts

HTML5 — Structure map

HTML5 — Related pages:

HTML5

Introduction

Audio

Video

Uniform Resource Locators

Drag and Drop